Brother MFC-9840CDW Service Manual

Confidential
5-23
1.4.15 Fine Adjustment of Scan Start/End Positions (Function code 54)
<Function>
This function allows you to adjust the scanning start and end positions with the ADF and FB
unit.
<Operating Procedure>
(1) Press the 5 and 4 buttons in this order in the initial stage of the maintenance mode.
The “SCAN START ADJ.” will appear on the LCD.
(2) The “
: ADF : FB” will appear after two seconds.
Select one of them that you want to adjust the start position.
If you want to adjust the start position of the ADF, press
button, and if you want to
adjust that of the FB unit, press
button.
(3) Press the 1 or 2 button to display the present compensation level for the start position.
Compensation levels can be adjusted in 11 steps from +5 to –5 (mm).
(4) Press the
button to increase compensation levels, and the button to lower them.
Press the Stop/Exit button so that the machine beeps for one second and returns to the
initial state of the maintenance mode without adjusting compensation levels.
(5) Set the compensation level and press the OK button.
The “ACCEPTED” will appear on the LCD. One second later, the machine “
: ADF :
FB” will appear on the LCD.
(6) Press the Stop/Exit button when finish the adjustment. The machine beeps for one
second and returns to the initial state of the maintenance mode.
Note:
The correlation between the scan start/end positions and compensation levels is shown below.
Fig. 5-14

Brother MFC-9840CDW Specifications

General

Print technology	Laser
Maximum resolution	600 x 2400 DPI
Economical printing	Yes
Time to first page (black, normal)	16 s
Time to first page (color, normal)	17 s
Print speed (black, normal quality, A4/US Letter)	20 ppm
Scan to	E-mail, FTP, OCR, USB
Scanner type	Flatbed scanner
Grayscale levels	256
Input color depth	48 bit
Maximum scan resolution	19200 x 19200 DPI
Optical scanning resolution	1200 x 2400 DPI
Copier resize	25 - 400 %
Maximum copy resolution	1200 x 600 DPI
N-in-1 copy function (N=)	4, 9, 16, 25
Copy speed (black, normal quality, A4)	16 cpm
Faxing	Mono faxing
Fax memory	400 pages
Modem speed	33.6 Kbit/s
Fax speed dialing (max numbers)	300
Total input capacity	250 sheets
Total output capacity	150 sheets
Multi-Purpose tray input capacity	50 sheets
Auto document feeder (ADF) input capacity	35 sheets
Internal memory	128 MB
Sound power level (standby)	30 dB
Sound pressure level (printing)	54.5 dB
Custom media sizes	(69.9 - 216mm) - (116 - 406.4mm)
Dimensions (WxDxH)	530 x 539 x 520 mm
Networking features	10/100Base-TX
Wireless technology	IEEE 802.11b/g
All-in-one functions	Copy, Fax, Scan
Maximum internal memory	0.640 GB
Color all-in-one functions	copy, print, scan
Media weight (tray 1)	60 - 105g/m2
Paper tray media types	Bond paper, Envelopes, Labels, Plain paper, Recycled paper
Non-ISO print media sizes	Executive (184 x 267mm), Folio (media size), Legal (media size), Letter (media size)
ISO A-series sizes (A0...A9)	A4, A5, A6
ISO B-series sizes (B0...B9)	B5, B6
JIS B-series sizes (B0...B9)	B5
Maximum ISO A-series paper size	A4
Multi-Purpose Tray media weight	60 - 163 g/m²
Security algorithms	LEAP
Supported network protocols (IPv4)	TCP/IP (IPv4 & IPv6)
Standard interfaces	USB 2.0
USB 2.0 ports quantity	1
Bundled software	ScanSoft PaperPort (Win) NewSoft Presto! PageManager (Mac)
Power consumption (PowerSave)	36 W
Power consumption (average operating)	515, 100 W
Package weight	45800 g
Digital sender	No
Maximum duty cycle	3000 pages per month
Market positioning	Business